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A (9) | B (4) | C (10) | D (1) | E (5) | F (2) | G (3) | H (15) | I (5) | L (6) | M (9) | N (1) | O (1) | P (5) | R (4) | S (7) | T (5) | U (1) | V (3) | W (2) | Y (2) | Z (1)
An alphabetical listing of Health Topics.
Titlesort descending
Yellow Fever

Yellow fever is a disease cause by flavivirus. The virus is spread by mosquito bites that occur in the jungle and tropical areas of South America and Africa.

Yersiniosis

Yersiniosis (yer-sin-ee-o-sis) is an infection caused by the bacteria Yersinia. Yersinia is a strong bacteria that can continue to live in environments without much oxygen and in refrigeration. One common source of infection can be contaminated food such as raw or undercooked pork.